摘要:
最近在客户那里环境中coherence集群不稳定,所以找出一些文档,需要搞清楚Coherence内部的一些机制 1.集群成员的离开 关于状态的检测,官方的说法是: Death detection is a cluster mechanism that quickly detects when a c 阅读全文
摘要:
Coherence在extend模式下,proxy的负载均衡机制官方解释是 Extend client connections are load balanced across proxy service members. By default, a proxy-based strategy is 阅读全文
摘要:
RMAN> backup current controlfile tag='bak_ctlfile' format='/home/oracle/backup/bak_ctl_%U_%T'; alter system switch logfile; alter system switch logfil 阅读全文